diff --git a/.github/workflows/reviewdog.yml b/.github/workflows/reviewdog.yml
index 8477e71..dda1d81 100644
--- a/.github/workflows/reviewdog.yml
+++ b/.github/workflows/reviewdog.yml
@@ -6,7 +6,7 @@ jobs:
     name: EsLint Review
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v1
+      - uses: actions/checkout@v2
       - name: eslint
         uses: reviewdog/action-eslint@v1
         with:
diff --git a/.github/workflows/testing.yml b/.github/workflows/testing.yml
index 9da85c6..11ab57d 100644
--- a/.github/workflows/testing.yml
+++ b/.github/workflows/testing.yml
@@ -7,7 +7,7 @@ jobs:
     name: ESLint
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v1
+    - uses: actions/checkout@v2
     - name: install node v14
       uses: actions/setup-node@v1
       with:
@@ -22,7 +22,7 @@ jobs:
     name: Run Test
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v1
+    - uses: actions/checkout@v2
     - name: install node v14
       uses: actions/setup-node@v1
       with:
@@ -35,7 +35,7 @@ jobs:
     name: Build
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v1
+    - uses: actions/checkout@v2
     - name: install node v14
       uses: actions/setup-node@v1
       with: